/*
 * Copyright 2016 Red Hat, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.kie.workbench.common.services.datamodeller.core.impl;

import java.util.ArrayList;
import java.util.List;

import org.kie.workbench.common.services.datamodeller.core.JavaEnum;
import org.kie.workbench.common.services.datamodeller.core.JavaTypeKind;
import org.kie.workbench.common.services.datamodeller.core.Visibility;

public class JavaEnumImpl extends AbstractJavaType implements JavaEnum {

    private List<String> interfaces = new ArrayList<String>();

    public JavaEnumImpl() {
        //errai marshalling
    }

    public JavaEnumImpl(String packageName,
                        String name) {
        super(packageName,
              name,
              JavaTypeKind.ENUM);
    }

    public JavaEnumImpl(String packageName,
                        String name,
                        Visibility visibility) {
        super(packageName,
              name,
              JavaTypeKind.ENUM,
              visibility);
    }

    @Override
    public void addInterface(String interfaceDefinition) {
        interfaces.add(interfaceDefinition);
    }

    @Override
    public String removeInterface(String interfaceDefinition) {
        return interfaces.remove(interfaceDefinition) ? interfaceDefinition : null;
    }

    @Override
    public List<String> getInterfaces() {
        return interfaces;
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }
        if (!super.equals(o)) {
            return false;
        }

        JavaEnumImpl javaEnum = (JavaEnumImpl) o;

        return interfaces != null ? interfaces.equals(javaEnum.interfaces) : javaEnum.interfaces == null;
    }

    @Override
    public int hashCode() {
        int result = super.hashCode();
        result = ~~result;
        result = 31 * result + (interfaces != null ? interfaces.hashCode() : 0);
        result = ~~result;
        return result;
    }
}